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raspberrypi: use signed int for return variable

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Closes #2873.
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Gedare Bloom
2017-01-19 15:34:18 -05:00
parent 3f09d63548
commit 70e8abf391
1 changed files with 1 additions and 1 deletions
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c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c
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@@ -239,7 +239,7 @@ static void i2c_handler(void *arg)
static int rpi_i2c_transfer(i2c_bus *base, i2c_msg *msgs, uint32_t msg_count) static int rpi_i2c_transfer(i2c_bus *base, i2c_msg *msgs, uint32_t msg_count)
{ {
rpi_i2c_bus *bus = (rpi_i2c_bus *) base; rpi_i2c_bus *bus = (rpi_i2c_bus *) base;
uint32_t rv = 0; int rv = 0;
uint32_t i; uint32_t i;
/* Perform an initial parse through the messages for the I2C_M_RECV_LEN flag, /* Perform an initial parse through the messages for the I2C_M_RECV_LEN flag,